29e65b74b8ffaedfc0fc4e233684c89eaa4a2f36c4fe478a3d851991b32e5950

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 16:32

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General

Target

Xfer_KeyGen.exe
Size

559KB
MD5

3502197687f3356bc50ab03329831d22
SHA1

a6ad8b22a2a45eda34c64d33e55236e3d3cf440e
SHA256

29e65b74b8ffaedfc0fc4e233684c89eaa4a2f36c4fe478a3d851991b32e5950
SHA512

adffec8a1940113c1a7545a8778fc77db1f9bf6f0a4f216f96bef5ea9197831e3821d4f5b822e08fcc15477a3650ab60dd88814008b85db56b27f5c624c0eb7d
SSDEEP

12288:XYkc9t2Sll/Sq9x4oWrSfzTw9wViWOfo1l9ds/7NPq7:XYkcL5Sq/4jurIGOfobvkNPq7

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

keygen.exe

pid process

4964 keygen.exe
Loads dropped DLL 3 IoCs

Processes:

keygen.exe

pid process

4964 keygen.exe
4964 keygen.exe
4964 keygen.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AUDIODG.EXE

description pid process

Token: 33 4496 AUDIODG.EXE
Token: SeIncBasePriorityPrivilege 4496 AUDIODG.EXE

pid	process
4964	keygen.exe

pid	process
4964	keygen.exe
4964	keygen.exe
4964	keygen.exe

description	pid	process
Token: 33	4496	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4496	AUDIODG.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

Xfer_KeyGen.exe

description	pid	process	target process
PID 2492 wrote to memory of 4964	2492	Xfer_KeyGen.exe	keygen.exe
PID 2492 wrote to memory of 4964	2492	Xfer_KeyGen.exe	keygen.exe
PID 2492 wrote to memory of 4964	2492	Xfer_KeyGen.exe	keygen.exe

C:\Users\Admin\AppData\Local\Temp\Xfer_KeyGen.exe
"C:\Users\Admin\AppData\Local\Temp\Xfer_KeyGen.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2492

C:\Users\Admin\AppData\Local\Temp\keygen.exe
C:\Users\Admin\AppData\Local\Temp\keygen.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4964

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x49c 0x2fc
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\BASSMOD.DLL

Filesize
33KB

MD5
e4ec57e8508c5c4040383ebe6d367928

SHA1
b22bcce36d9fdeae8ab7a7ecc0b01c8176648d06

SHA256
8ad9e47693e292f381da42ddc13724a3063040e51c26f4ca8e1f8e2f1ddd547f

SHA512
77d5cf66caf06e192e668fae2b2594e60a498e8e0ccef5b09b9710721a4cdb0c852d00c446fd32c5b5c85e739de2e73cb1f1f6044879fe7d237341bbb6f27822

Download Submit
C:\Users\Admin\AppData\Local\Temp\R2RXFEKG.dll

Filesize
3KB

MD5
fb235a312dbde4daf45aa6d62923d2c4

SHA1
67580595f059640b974cd585b3deac25aba5928e

SHA256
fb2ef28d03f1bbc60cb564cc8d90b3469f3ad393d81020b4afe2501c1b60da9c

SHA512
14c7ba743221520753266119b4f91023321fdead7e3f941e4c6ede1b439886fcdfe7565eefd00d03f7c93686234ccd7369e150f2ad344d365ed0447c6aa6f898

Download Submit
C:\Users\Admin\AppData\Local\Temp\bgm.mod

Filesize
459KB

MD5
27bb415f94ed6f7bbbe60147e256d806

SHA1
311558f88abe5095c46641368982f1effc8dabc5

SHA256
09eb0d54924d998add82d73ba86350ac09c1f5714d895e08c77f34441da1c2c3

SHA512
161dbae65d5ef4f2bbb4c57fa18c72b3c2b2a5993bc763d673832899eaa3d120697d4192362d2270e0d9630b0dc9429b3e221bb44cf0ff59de46e949d2a4cc70

Download Submit
C:\Users\Admin\AppData\Local\Temp\keygen.exe

Filesize
249KB

MD5
39940bef79a1d23adf86979d4d4cceed

SHA1
593f9ea0cd0c1c4ec35c92a4473ed05437fb22ce

SHA256
941267a1bd1328f21bbaf3a1ba5abe12196c3d57e4c49134c6764e7b143767d8

SHA512
12b8f61bb8c1c661d7d4c7aff5e2e3f2915cd1b3c923bf9b17dd3bcc8b3ffb4145aa86b284bedd2695c6e62117cc1257a896dfe3227961deac35e8e9836d12c3

Download Submit
memory/4964-19-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-22-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-15-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-16-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-17-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-18-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-6-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4964-20-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-21-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-13-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-23-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-24-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-25-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-26-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-27-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-28-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4964-29-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download